A cylindrical item with or without flange(s), designed to be inserted in a pump casing or secured to the impeller of a centrifugal pump. It is used for the purpose of providing a close running clearance between the impeller and casing in order to prevent or overcome leakage due to erosion. It may also be used as a diffuser ring in the suction and discharge throats of valves.
Classification: Parts, nesoi, of pumps for liquids
NSN 6220-01-518-3360
NSN 6645-00-720-3953
NSN 6110-00-101-9821
NSN 4140-01-243-5817
NSN 6320-00-994-0179
NSN 5855-00-310-2740
NSN 5950-01-436-7819
NSN 5965-00-961-1627
NSN 5975-00-618-8194
NSN 6130-01-339-5504
NSN 5915-00-470-8289
NSN 5998-00-403-2001